diff --git a/builtin-diff-index.c b/builtin-diff-index.c
index 95a3db156bda2d1e8d2ad7bdf72a9f9a821c6f51..d90eba95a6be17bd0486e0311c2657b1f69ab7d9 100644 (file)
--- a/builtin-diff-index.c
+++ b/builtin-diff-index.c
struct rev_info rev;
int cached = 0;
int i;
+ int result;
init_revisions(&rev, prefix);
git_config(git_default_config); /* no "diff" UI options */
if (rev.pending.nr != 1 ||
rev.max_count != -1 || rev.min_age != -1 || rev.max_age != -1)
usage(diff_cache_usage);
- return run_diff_index(&rev, cached);
+ if (read_cache() < 0) {
+ perror("read_cache");
+ return -1;
+ }
+ result = run_diff_index(&rev, cached);
+ return rev.diffopt.exit_with_status ? rev.diffopt.has_changes: result;
}